Keck School of Medicine of USC Oct 2 2025 Chimeric antigen receptor (CAR) T cell therapy, which uses a patient's own immune cells to fight cancer, has emerged as a powerful way to treat lymphoma and other blood cancers. But researchers have struggled to adapt the treatment for solid tumors-including prostate, breast, lung and ovarian cancer-which make up about 90% of all cancer cases. Now, a research team from the USC Norris Comprehensive Cancer Center,   in collaboration with City of Hope, a